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Finding the Fourth Proportional to 60,333.60, 90,380.12 and 47,124.12

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Solution

The fourth proportional to 60,333.60, 90,380.12 and 47,124.12 is: 70,592.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,333.60 : 90,380.12 = 47,124.12 : x
  2. Step 2: Convert to fraction form
    60,333.60/90,380.12 = 47,124.12/x
  3. Step 3: Cross multiply
    60,333.60x = 90,380.12 × 47,124.12
  4. Step 4: Simplify right side
    60,333.60x = 4,259,083,384.87
  5. Step 5: Solve for x
    x = 4,259,083,384.87/60,333.60
  6. Step 6: Final answer
    x = 70,592.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.